Our Internally Programmable TT (Bantam) 968 Series allows users to quickly and easily change the normals and grounding of individual circuits. We're pleased to provide online programming instructions for our patchbays. To find the exact instructions you need, simply click the type of 968 patchbay (below) you're working with, and you'll be taken to a page with all available instructions. If you need additional help, click here for our Email Form, or call a Bittree Sales Consultant toll-free at (800) 500-8142.